Granted Patent
Utility
US 6,709,663 · App. 09/944,760
Multivesicular emulsion drug delivery systems
Inventor:
Robert Espinoza
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Aug 31, 2001
Inventor
Robert Espinoza
Assignee (at issue)
HEALTHPOINT, LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.